Microsoft is offering a price cut on pre orders of Windows 7. The Home Premium Upgrade version is $50 and the Professional Upgrade version is $100. Most of the major online stores have it available for preorder. The prices are supposed to go back up on July 11th.

* Windows 7 Upgrade Home Premium [Newegg]
* Windows 7 Upgrade Professional [Newegg]

Microcenter stores have it available for pre-order (in-store only) for $40 for Home Premium Upgrade and $90 for Professional Premium Upgrade.

[via SlickDeals]